/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). 
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: EAP Password Query Dialog implementation
*
*/

/*
* %version: 7 %
*/

// System includes
#include <HbTranslator>
#include <HbLineEdit>
#include <HbAction>
#include <HbTranslator>
#include <HbParameterLengthLimiter>
#include <eapqtvalidator.h>
#include <eapqtexpandedeaptype.h>
#include <eapqtconfiginterface.h>
#include <eapqtconfig.h>

// User includes
#include "eappasswordquerydialog.h"
#include "OstTraceDefinitions.h"
#ifdef OST_TRACE_COMPILER_IN_USE
#include "eappasswordquerydialogTraces.h"
#endif

/*!
 * \class EapPasswordQueryDialog
 * \brief Implements Password Query Dialog. 
 */

// External function prototypes

// Local constants
 
// ======== LOCAL FUNCTIONS ========

// ======== MEMBER FUNCTIONS ========


/*!
 * Constructor.
 * 
 * @param [in]  parameters Parameters for the Constructor.
 */
EapPasswordQueryDialog::EapPasswordQueryDialog(const QVariantMap &parameters) 
 :mEdit(NULL), 
 mPwdValidator(NULL),
 mTranslator(new HbTranslator("eapprompts")),
 mClose(false),
 mOkActionPressed(false)
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_EAPPASSWORDQUERYDIALOG_ENTRY );
    qDebug("EapPasswordQueryDialog::EapPasswordQueryDialog ENTER");

    createDialog(parameters);
        
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_EAPPASSWORDQUERYDIALOG_EXIT );
    qDebug("EapPasswordQueryDialog::EapPasswordQueryDialog EXIT");
}
    
/*!
 * The construction of the dialog
 *
 * @param [in] parameters Parameters for the Construction of the dialog.
 */ 
void EapPasswordQueryDialog::createDialog(const QVariantMap &parameters )
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_CREATEDIALOG_ENTRY );
    qDebug("EapPasswordQueryDialog::createDialog ENTER");
          
    QString keyeaptype("eaptype"); 
    QString keyauthmethod("authmethod");    
    QString authMethodstr;
    
    //Get auth method string from parameters   
    if ( parameters.empty() == false ) {
        if ( parameters.contains(keyauthmethod) ) {
            QVariant variant = parameters.value(keyauthmethod);
            authMethodstr = variant.toString();
            }    
        } 
    QString labelText(HbParameterLengthLimiter(
        hbTrId("txt_occ_dialog_1_password").arg(authMethodstr)));
    
    //Set the dialog to be on the screen until user reacts
    //by pressing any of the Action buttons
    this->setModal(true);
    this->setTimeout(HbPopup::NoTimeout);
    this->setDismissPolicy(HbPopup::NoDismiss);        
    this->setDismissOnAction(false);    
    this->setPromptText(labelText, 0);   
    mEdit = this->lineEdit(0);
    mEdit->setEchoMode(HbLineEdit::Password);
    
    //Get the EAP type from parameters (for the Validator)
    QByteArray ba;    
    if ( parameters.contains(keyeaptype) ) {
        QVariant variant3 = parameters.value(keyeaptype);
        ba = variant3.toByteArray();
        } 
    Q_ASSERT( ba.isEmpty() == false );
    
    EapQtExpandedEapType e_type(ba);
    EapQtConfigInterface eap_config_if;
         
    mPwdValidator.reset(eap_config_if.validatorEap(e_type,
                EapQtConfig::Password)); 
    Q_ASSERT( mPwdValidator.isNull() == false );
    
    mPwdValidator->updateEditor(mEdit);
    
    //Remove all default actions from the dialog                 
    QList<QAction*> action_list = this->actions();
    for ( int i = 0; i < action_list.count(); i++ ) {
        this->removeAction(action_list.at(i));
        } 
    
    //Add a new Ok button action 
    HbAction* actionOk = new HbAction(hbTrId("txt_common_button_ok"),this); 
    this->addAction(actionOk);
    
    //Add a new Cancel button action 
    HbAction* actionCancel = new HbAction(hbTrId("txt_common_button_cancel"),this);
    this->addAction(actionCancel);    
    
    //Connect to a SLOT owned by this class  
    bool connected = connect(actionOk, SIGNAL(triggered()), this, SLOT(okPressed()));
    Q_ASSERT(connected == true);
    
    //Connect to a SLOT owned by this class  
    connected = connect(actionCancel, SIGNAL(triggered()), this, SLOT(cancelPressed()));
    Q_ASSERT(connected == true);
    
    // Connect the about to close and hide signals, so that we are able to inform 
    // the caller that the dialog was closed   
    connected = connect(this, SIGNAL(aboutToClose()), this, SLOT(closingDialog()));
    Q_ASSERT(connected == true);
    connected = connect(this, SIGNAL(aboutToHide()), this, SLOT(closingDialog()));
    Q_ASSERT(connected == true);
   
    OstTraceFunctionExit0( DUP1_EAPPASSWORDQUERYDIALOG_CREATEDIALOG_EXIT );
    qDebug("EapPasswordQueryDialog::createDialog EXIT");
}

/*!
 * Destructor
 */
EapPasswordQueryDialog::~EapPasswordQueryDialog()
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_DEAPPASSWORDQUERYDIALOG_ENTRY );
    
    // The dialog widgets are deleted as the dialog is deleted        
    // mPwdValidator:   scoped pointer deleted automatically
    
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_DEAPPASSWORDQUERYDIALOG_EXIT );
}

/*!
 * Line edit validator
 *
 * @return true if content is valid.
 */
bool EapPasswordQueryDialog::validate() const
{
    qDebug("EapPasswordQueryDialog::validate ENTER");
    
    bool valid = false;

    if ( mPwdValidator->validate(mEdit->text())== EapQtValidator::StatusOk ) {
        
        qDebug("EapPasswordQueryDialog::validate(): returns TRUE");
        valid = true;
    }
    
    qDebug("EapPasswordQueryDialog::validate EXIT");
    return valid;
}

/*!
 * Function is called when the Ok Action button is pressed
 */
void EapPasswordQueryDialog::okPressed()
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_OKPRESSED_ENTRY );
    qDebug("EapPasswordQueryDialog::okPressed ENTER");
    
    if ( validate() == true && mOkActionPressed == false ) {
        
            mOkActionPressed = true;
            
            QVariantMap data;
        
            data["password"] = mEdit->text();
      
            qDebug("EapPasswordQueryDialog::okPressed: emit deviceDialogData");
    
            emit deviceDialogData(data); 
            closeDeviceDialog(true);
    }
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_OKPRESSED_EXIT );
    qDebug("EapPasswordQueryDialog::okPressed EXIT");
}

/*!
 * Function is called when the Cancel Action button is pressed
 */
void EapPasswordQueryDialog::cancelPressed()
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_CANCELPRESSED_ENTRY );
    qDebug("EapPasswordQueryDialog::cancelPressed ENTER");
    
    if (!mClose) {
        mClose = true;
        closeDeviceDialog(true);
    }   
    qDebug("EapPasswordQueryDialog::cancelPressed EXIT");
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_CANCELPRESSED_EXIT );
}

/*!
 * Function is called when the dialog is about to close
 */
void EapPasswordQueryDialog::closingDialog()
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_CLOSINGDIALOG_ENTRY );
    qDebug("EapPasswordQueryDialog::closingDialog ENTER");
 
    
    qDebug("EapPasswordQueryDialog::closingDialog EXIT");
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_CLOSINGDIALOG_EXIT );
}

/*!
 * Device dialog parameters to be set while dialog is displayed.
 * Not supported. 
 *
 * @param [in] parameters NOT USED
 * @return true always.
 */  
bool EapPasswordQueryDialog::setDeviceDialogParameters
                (const QVariantMap &parameters)
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_SETDEVICEDIALOGPARAMETERS_ENTRY );
    
    Q_UNUSED(parameters)
    // changing the dialog after presenting it is not supported.
    
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_SETDEVICEDIALOGPARAMETERS_EXIT );
    return true;
}

/*!
 * Not supported
 *
 * @return 0 always returned.
 */
int EapPasswordQueryDialog::deviceDialogError() const
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_DEVICEDIALOGERROR_ENTRY );
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_DEVICEDIALOGERROR_EXIT);
    return 0;
}

/*!
 * Dialog is closed and the signal about closing is emitted
 *
 * @param [in] byClient indicates when the user closes the dialog
 */
void EapPasswordQueryDialog::closeDeviceDialog(bool byClient)
{   
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_CLOSEDEVICEDIALOG_ENTRY );
    qDebug("EapPasswordQueryDialog::closeDeviceDialog ENTER");
        
    //If the user closes the dialog, then the deviceDialogClosed is emitted
    if ( byClient == true )
        {
        qDebug("EapUsernamePwdDialog::closeDeviceDialog: emit deviceDialogClosed");
        emit deviceDialogClosed();
        }
    
    qDebug("EapPasswordQueryDialog::closeDeviceDialog EXIT");
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_CLOSEDEVICEDIALOG_EXIT );
}

/*!
 * This dialog widget is returned to the caller
 *
 * @return this dialog widget
 */
HbPopup *EapPasswordQueryDialog::deviceDialogWidget() const
{
    OstTraceFunctionEntry0( EAPPASSWORDQUERYDIALOG_DEVICEDIALOGWIDGET_ENTRY );
    OstTraceFunctionExit0( EAPPASSWORDQUERYDIALOG_DEVICEDIALOGWIDGET_EXIT );
    
    return const_cast<EapPasswordQueryDialog*>(this);
}